Solar panel



FIG. 1 is a top plan view of a solar panel according to an embodiment of our design;

FIG. 2 is close-up view of a portion of the solar panel of FIG. 1;

FIG. 3 is a top plan view of a solar panel according to another embodiment of our design; and,

FIG. 4 is close-up view of a portion of the solar panel of FIG. 3.

The broken lines shown depict the portions of the solar panel that form no part of the claimed design.

The dotted/dashed broken lines in the figures define the bounds of the claimed design and form no part thereof. 

CLAIM The ornamental design for a solar panel, as shown and described. 